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Finding the Third Proportional to 43,387,200 and 59,493,420

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Solution

The third proportional to 43,387,200 and 59,493,420 is: 81,578,599.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,387,200 : 59,493,420 = 59,493,420 : x
  2. Step 2: Convert to fraction form
    43,387,200/59,493,420 = 59,493,420/x
  3. Step 3: Cross multiply
    43,387,200x = 59,493,420 × 59,493,420
  4. Step 4: Simplify right side
    43,387,200x = 3,539,467,023,296,400
  5. Step 5: Solve for x
    x = 3,539,467,023,296,400/43,387,200
  6. Step 6: Final answer
    x = 81,578,599.76

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.